Home / 150,995.13-208,367.96-83,011.60

Finding the Fourth Proportional to 150,995.13, 208,367.96 and 83,011.60

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Solution

The fourth proportional to 150,995.13, 208,367.96 and 83,011.60 is: 114,553.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,995.13 : 208,367.96 = 83,011.60 : x
  2. Step 2: Convert to fraction form
    150,995.13/208,367.96 = 83,011.60/x
  3. Step 3: Cross multiply
    150,995.13x = 208,367.96 × 83,011.60
  4. Step 4: Simplify right side
    150,995.13x = 17,296,957,748.34
  5. Step 5: Solve for x
    x = 17,296,957,748.34/150,995.13
  6. Step 6: Final answer
    x = 114,553.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.